CIENA CORP

CUSIP: 171779AK7 Class: DEBT

ADVENT CAPITAL MANAGEMENT /DE/'s Holding History (CIK: 0001097278)

Note: Option positions (PUT/CALL) are excluded.

Q3 2018
Shares 11,923,000 Value ($000) $18,956 Avg Close — Range —
Q2 2018
Shares 22,453,000 Value ($000) $31,960 Avg Close — Range —
Q1 2018
Shares 17,365,000 Value ($000) $24,475 Avg Close — Range —
Q4 2017
Shares 12,241,000 Value ($000) $15,978 Avg Close — Range —
Q3 2017
Shares 7,667,000 Value ($000) $10,197 Avg Close — Range —
Q2 2017
Shares 5,758,000 Value ($000) $8,168 Avg Close — Range —
Q1 2017
Shares 7,747,000 Value ($000) $10,637 Avg Close — Range —
Q4 2016
Shares 9,365,000 Value ($000) $13,134 Avg Close — Range —
Q3 2016
Shares 17,867,000 Value ($000) $23,900 Avg Close — Range —
Q2 2016
Shares 20,406,000 Value ($000) $25,645 Avg Close — Range —
Q1 2016
Shares 20,807,000 Value ($000) $26,027 Avg Close — Range —
Q4 2015
Shares 18,807,000 Value ($000) $24,832 Avg Close — Range —
Q3 2015
Shares 17,607,000 Value ($000) $23,046 Avg Close — Range —
Q2 2015
Shares 14,977,000 Value ($000) $21,024 Avg Close — Range —
Q1 2015
Shares 16,984,000 Value ($000) $21,611 Avg Close — Range —
Q4 2014
Shares 14,817,000 Value ($000) $18,510 Avg Close — Range —
Q3 2014
Shares 21,477,000 Value ($000) $25,651 Avg Close — Range —
Q2 2014
Shares 21,936,000 Value ($000) $27,812 Avg Close — Range —
Q1 2014
Shares 20,294,000 Value ($000) $28,767 Avg Close — Range —
Q4 2013
Shares 23,575,000 Value ($000) $34,793 Avg Close — Range —
Q3 2013
Shares 21,149,000 Value ($000) $31,952 Avg Close — Range —
Q2 2013
Shares 14,538,000 Value ($000) $18,680 Avg Close — Range —